:root{--color-primario: #003366;--color-secundario: #f5f5f5;--color-texto: #1f2933;--color-texto-suave: #6b7280;--color-borde: #e2e8f0;--color-error: #c0392b;--color-exito: #1e8449;--radio: 8px;--sombra: 0 1px 3px rgba(0, 0, 0, .1);--ancho-max: 720px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--color-texto);background:var(--color-secundario);line-height:1.5}a{color:var(--color-primario)}h1,h2,h3{color:var(--color-primario);margin-top:0}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-header{background:var(--color-primario);color:#fff;padding:16px 24px;display:flex;align-items:center;gap:12px}.app-header img{height:36px}.app-header .titulo{font-size:18px;font-weight:600}.app-main{flex:1;width:100%;max-width:var(--ancho-max);margin:0 auto;padding:24px 16px 48px}.app-footer{padding:16px 24px;color:var(--color-texto-suave);font-size:13px;text-align:center}.card{background:#fff;border-radius:var(--radio);box-shadow:var(--sombra);padding:24px}.field{margin-bottom:16px}.field label{display:block;font-size:14px;font-weight:600;margin-bottom:6px}.field input,.field select{width:100%;padding:10px 12px;border:1px solid var(--color-borde);border-radius:var(--radio);font-size:15px}.field input:focus,.field select:focus{outline:none;border-color:var(--color-primario);box-shadow:0 0 0 3px #0033661f}.field .error{color:var(--color-error);font-size:13px;margin-top:4px}.field .ayuda{color:var(--color-texto-suave);font-size:13px;margin-top:4px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border:none;border-radius:var(--radio);font-size:15px;font-weight:600;cursor:pointer;background:var(--color-primario);color:#fff;transition:opacity .15s}.btn:hover{opacity:.92}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.secundario{background:#fff;color:var(--color-primario);border:1px solid var(--color-primario)}.btn.ghost{background:transparent;color:var(--color-primario);padding:11px 8px}.btn-row{display:flex;justify-content:space-between;gap:12px;margin-top:24px}.stepper{display:flex;gap:8px;margin-bottom:28px;flex-wrap:wrap}.stepper .step{flex:1;min-width:70px;text-align:center;font-size:12px;color:var(--color-texto-suave);padding-top:8px;border-top:3px solid var(--color-borde)}.stepper .step.activo{color:var(--color-primario);border-top-color:var(--color-primario);font-weight:600}.stepper .step.completado{border-top-color:var(--color-exito);color:var(--color-exito)}.alert{padding:12px 16px;border-radius:var(--radio);font-size:14px;margin-bottom:16px}.alert.error{background:#fdecea;color:var(--color-error)}.alert.exito{background:#eafaf1;color:var(--color-exito)}.alert.info{background:#eef4fb;color:var(--color-primario)}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;background:#eef2f7;color:var(--color-texto)}.badge.exito{background:#eafaf1;color:var(--color-exito)}.badge.error{background:#fdecea;color:var(--color-error)}.badge.proceso{background:#fff7e6;color:#b7791f}.spinner{display:inline-block;width:18px;height:18px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}.spinner.dark{border-color:#00336640;border-top-color:var(--color-primario)}@keyframes spin{to{transform:rotate(360deg)}}.center-screen{min-height:100vh;display:flex;align-items:center;justify-content:center}.tabla{width:100%;border-collapse:collapse;font-size:14px}.tabla th,.tabla td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--color-borde)}.tabla th{color:var(--color-texto-suave);font-size:12px;text-transform:uppercase}.tabla tr.clickable{cursor:pointer}.tabla tr.clickable:hover{background:#f9fafb}.dl{display:grid;grid-template-columns:180px 1fr;gap:8px 16px;font-size:14px}.dl dt{color:var(--color-texto-suave)}.dl dd{margin:0}.resumen-precio{font-size:24px;font-weight:700;color:var(--color-primario)}.admin-nav{display:flex;gap:16px;margin-bottom:24px;border-bottom:1px solid var(--color-borde)}.admin-nav a{padding:10px 4px;text-decoration:none;color:var(--color-texto-suave);border-bottom:3px solid transparent;font-weight:600}.admin-nav a.activo{color:var(--color-primario);border-bottom-color:var(--color-primario)}@media (max-width: 520px){.dl{grid-template-columns:1fr;gap:2px 0}.dl dt{margin-top:8px}}